Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933180AbcCIPag (ORCPT ); Wed, 9 Mar 2016 10:30:36 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:59355 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932143AbcCIPac (ORCPT ); Wed, 9 Mar 2016 10:30:32 -0500 From: =?UTF-8?q?Emilio=20L=C3=B3pez?= To: Shuah Khan Cc: devel@driverdev.osuosl.org, Gustavo Padovan , Riley Andrews , Daniel Vetter , John Harrison , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Greg Hackmann , Rob Clark , linux-kselftest@vger.kernel.org, Maarten Lankhorst , Daniel Stone , =?UTF-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= , =?UTF-8?q?Emilio=20L=C3=B3pez?= Subject: [RFC PATCH v1 2/9] selftest: sync: fence tests for sw_sync framework Date: Wed, 9 Mar 2016 12:28:55 -0300 Message-Id: <1457537342-678-3-git-send-email-emilio.lopez@collabora.co.uk> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1457537342-678-1-git-send-email-emilio.lopez@collabora.co.uk> References: <1457537342-678-1-git-send-email-emilio.lopez@collabora.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6969 Lines: 194 These tests are based on the libsync test suite from Android. This commit includes tests for basic fence creation. Signed-off-by: Emilio López --- tools/testing/selftests/sync/Makefile | 1 + tools/testing/selftests/sync/sync_fence.c | 134 ++++++++++++++++++++++++++++++ tools/testing/selftests/sync/sync_test.c | 3 + tools/testing/selftests/sync/synctest.h | 4 + 4 files changed, 142 insertions(+) create mode 100644 tools/testing/selftests/sync/sync_fence.c diff --git a/tools/testing/selftests/sync/Makefile b/tools/testing/selftests/sync/Makefile index b21382d..a548e05 100644 --- a/tools/testing/selftests/sync/Makefile +++ b/tools/testing/selftests/sync/Makefile @@ -12,6 +12,7 @@ include ../lib.mk SRC = sync_test.o sync.o TESTS += sync_alloc.o +TESTS += sync_fence.o sync_test: $(SRC) $(TESTS) diff --git a/tools/testing/selftests/sync/sync_fence.c b/tools/testing/selftests/sync/sync_fence.c new file mode 100644 index 0000000..6989112 --- /dev/null +++ b/tools/testing/selftests/sync/sync_fence.c @@ -0,0 +1,134 @@ +/* + * sync fence tests with one timeline + * Copyright 2015-2016 Collabora Ltd. + * + * Based on the implementation from the Android Open Source Project, + * + * Copyright 2012 Google, Inc + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include + +#include "sync.h" +#include "sw_sync.h" +#include "synctest.h" + +int test_fence_one_timeline_wait(void) +{ + int fence, valid, ret; + int timeline = sw_sync_timeline_create(); + + valid = sw_sync_timeline_is_valid(timeline); + ASSERT(valid, "Failure allocating timeline\n"); + + fence = sw_sync_fence_create(timeline, "allocFence", 5); + valid = sw_sync_fence_is_valid(fence); + ASSERT(valid, "Failure allocating fence\n"); + + /* Wait on fence until timeout */ + ret = sync_wait(fence, 0); + ASSERT(ret == 0, "Failure waiting on fence until timeout\n"); + + /* Advance timeline from 0 -> 1 */ + ret = sw_sync_timeline_inc(timeline, 1); + ASSERT(ret == 0, "Failure advancing timeline\n"); + + /* Wait on fence until timeout */ + ret = sync_wait(fence, 0); + ASSERT(ret == 0, "Failure waiting on fence until timeout\n"); + + /* Signal the fence */ + ret = sw_sync_timeline_inc(timeline, 4); + ASSERT(ret == 0, "Failure signaling the fence\n"); + + /* Wait successfully */ + ret = sync_wait(fence, 0); + ASSERT(ret > 0, "Failure waiting on fence\n"); + + /* Go even further, and confirm wait still succeeds */ + ret = sw_sync_timeline_inc(timeline, 10); + ASSERT(ret == 0, "Failure going further\n"); + ret = sync_wait(fence, 0); + ASSERT(ret > 0, "Failure waiting ahead\n"); + + sw_sync_fence_destroy(fence); + sw_sync_timeline_destroy(timeline); + + return 0; +} + +int test_fence_one_timeline_merge(void) +{ + int a, b, c, d, valid; + int timeline = sw_sync_timeline_create(); + + /* create fence a,b,c and then merge them all into fence d */ + a = sw_sync_fence_create(timeline, "allocFence", 1); + b = sw_sync_fence_create(timeline, "allocFence", 2); + c = sw_sync_fence_create(timeline, "allocFence", 3); + + valid = sw_sync_fence_is_valid(a) && + sw_sync_fence_is_valid(b) && + sw_sync_fence_is_valid(c); + ASSERT(valid, "Failure allocating fences\n"); + + d = sync_merge("mergeFence", b, a); + d = sync_merge("mergeFence", c, d); + valid = sw_sync_fence_is_valid(d); + ASSERT(valid, "Failure merging fences\n"); + + /* confirm all fences have one active point (even d) */ + ASSERT(sync_fence_count_with_status(a, FENCE_STATUS_ACTIVE) == 1, + "a has too many active fences!\n"); + ASSERT(sync_fence_count_with_status(a, FENCE_STATUS_ACTIVE) == 1, + "b has too many active fences!\n"); + ASSERT(sync_fence_count_with_status(a, FENCE_STATUS_ACTIVE) == 1, + "c has too many active fences!\n"); + ASSERT(sync_fence_count_with_status(a, FENCE_STATUS_ACTIVE) == 1, + "d has too many active fences!\n"); + + /* confirm that d is not signaled until the max of a,b,c */ + sw_sync_timeline_inc(timeline, 1); + ASSERT(sync_fence_count_with_status(a, FENCE_STATUS_SIGNALED) == 1, + "a did not signal!\n"); + ASSERT(sync_fence_count_with_status(d, FENCE_STATUS_ACTIVE) == 1, + "d signaled too early!\n"); + + sw_sync_timeline_inc(timeline, 1); + ASSERT(sync_fence_count_with_status(b, FENCE_STATUS_SIGNALED) == 1, + "b did not signal!\n"); + ASSERT(sync_fence_count_with_status(d, FENCE_STATUS_ACTIVE) == 1, + "d signaled too early!\n"); + + sw_sync_timeline_inc(timeline, 1); + ASSERT(sync_fence_count_with_status(c, FENCE_STATUS_SIGNALED) == 1, + "c did not signal!\n"); + ASSERT(sync_fence_count_with_status(d, FENCE_STATUS_ACTIVE) == 0 && + sync_fence_count_with_status(d, FENCE_STATUS_SIGNALED) == 1, + "d did not signal!\n"); + + sw_sync_fence_destroy(d); + sw_sync_fence_destroy(c); + sw_sync_fence_destroy(b); + sw_sync_fence_destroy(a); + sw_sync_timeline_destroy(timeline); + return 0; +} diff --git a/tools/testing/selftests/sync/sync_test.c b/tools/testing/selftests/sync/sync_test.c index 51efa71..6cd6b4e 100644 --- a/tools/testing/selftests/sync/sync_test.c +++ b/tools/testing/selftests/sync/sync_test.c @@ -62,6 +62,9 @@ int main(void) err += RUN_TEST(test_alloc_fence); err += RUN_TEST(test_alloc_fence_negative); + err += RUN_TEST(test_fence_one_timeline_wait); + err += RUN_TEST(test_fence_one_timeline_merge); + if (err) printf("[FAIL]\tsync errors: %d\n", err); else diff --git a/tools/testing/selftests/sync/synctest.h b/tools/testing/selftests/sync/synctest.h index edc5a8a..e9ceebe 100644 --- a/tools/testing/selftests/sync/synctest.h +++ b/tools/testing/selftests/sync/synctest.h @@ -44,4 +44,8 @@ int test_alloc_timeline(void); int test_alloc_fence(void); int test_alloc_fence_negative(void); +/* Fence tests with one timeline */ +int test_fence_one_timeline_wait(void); +int test_fence_one_timeline_merge(void); + #endif -- 2.5.0